Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5463506 | Head drum apparatus | Takuji Sekiguchi | 1995-10-31 |
| 5206771 | Tape drive mechanism | Daiichirou Katou, Kazuo Abe, Takuji Sekiguchi, Hitoshi Yanagisawa, Tsuneharu Hashizume +3 more | 1993-04-27 |